Yo yo



FIG. 1 is a front perspective view of a yo-yo showing my new design;

FIG. 2 is a top plan view thereof;

FIG. 3 is a bottom plan view thereof;

FIG. 4 is a front elevation, the opposite side being a mirror image thereof; and,

FIG. 5 is a side elevation; the opposite side being a mirror image thereof. 

CLAIM The ornamental design for a yo-yo, as shown and described. 